Those who’ve dodged COVID-19 for more than four years may have a newly discovered immune response to thank. The results stem from a challenge trial: At the height of the pandemic in 2021, scientists ...

This article was featured in One Great Story, New York’s reading recommendation newsletter. Sign up here to get it nightly. Stephanie Taylor was on a flight home to California from New York in 2008 ...

As the summer surge of COVID-19 crests, many people are weighing whether they need to get booster shots now to protect against the disease (SN: 7/19/24). The U.S. Food and Drug Administration approved ...

Variant-driven COVID-19 cases are increasing and a few U.S. schools and businesses have temporarily reinstated mask mandates to mitigate the virus’s spread. Now, some are sounding the alarm that more ...

As the nation experiences a summer surge in COVID-19 cases, questions might arise if you, a family member or friend becomes ill. While you might have gotten COVID in the past, public health ...

Yearly Covid-19 Booster Recommendations in Canada, Europe, and Australia. Although the rapid development of multiple Covid-19 vaccines in 2020 represents a major scientific, medical, and regulatory ...

Ziyad Al-Aly is chief of research and development at VA St. Louis Health Care System and a clinical epidemiologist at Washington University in St. Louis. Since 2020, the condition known as long ...

The COVID-19 virus can persist in the blood and tissue of patients for more than a year after the acute phase of the illness has ended, according to new research from UC San Francisco that offers ...

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. In the spring of 2023, after her third case of COVID-19, Jennifer Robertson started to feel strange. Her heart raced all day long ...

If the COVID-19 pandemic has done one thing, it’s made us all more familiar with some of the important players in the immune system. Antibodies, B cells, and T cells are among the best known parts of ...

With COVID-19 cases on the rise again in the U.S., Americans are reviving a familiar precautionary measure: Screening for the virus using rapid at-home tests. Many people still have kits the ...